PT-2026-39455 · Wavlink · Nu516U1

Ziyue Xie · Published 2026-05-10 · Updated 2026-05-10 · CVE-2026-8229

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Wavlink NU516U1 version 240425

Description An OS command injection flaw exists in the WifiBasic() function within the '/cgi-bin/wireless.cgi' endpoint. This issue occurs when the AuthMethod or EncrypType arguments are manipulated, allowing for remote exploitation.

Recommendations As a temporary workaround, restrict access to the '/cgi-bin/wireless.cgi' endpoint or avoid using the AuthMethod and EncrypType parameters until a fix is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Command Injection

OS Command Injection

Weakness Enumeration

CWE-77

CWE-78

Related Identifiers

CVE-2026-8229

Affected Products

Nu516U1

References · 8

• 🔥 https://github.com/wudipjq/my_vuln/blob/main/Wavlink/vuln_8/8.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-8229 · Security Note
• https://t.me/CVEtracker/53280 · Telegram Post
• https://vuldb.com/vuln/362446/cti · Note
• https://vuldb.com/submit/800734 · Note
• https://twitter.com/VulmonFeeds/status/2053380308339130375 · Twitter Post
• https://vuldb.com/vuln/362446 · Note
• https://twitter.com/CVEnew/status/2053537485742088372 · Twitter Post